Senior Python Developer

4 weeks ago

London, Greater London, United Kingdom Response Informatics Full time
Job Title: Senior Python Developer

We are seeking a highly skilled Senior Python Developer to design, develop, and maintain serverless applications using Python and AWS technologies. The ideal candidate will have extensive experience in building scalable, high-performance back-end systems and a deep understanding of AWS serverless services such as Lambda, DynamoDB, SNS, SQS, and others.

Key Responsibilities:

  • Architect and Develop Solutions: Design and implement robust, scalable, and secure back-end services using Python and AWS serverless technologies.
  • Serverless Application Development: Build and maintain serverless applications leveraging AWS Lambda, DynamoDB, API Gateway, S3, SNS, SQS, and other AWS services.
  • Leadership: Provide technical leadership and mentorship to a team of engineers, promoting best practices in software development, testing, and DevOps.
  • Collaboration: Work closely with cross-functional teams including front-end developers, product managers, and DevOps engineers to deliver high-quality solutions that meet business needs.
  • Automation and CI/CD: Implement and manage CI/CD pipelines, automated testing, and monitoring to ensure high availability and rapid deployment of services.
  • Performance Optimization: Optimize back-end services for performance, scalability, and cost-effectiveness, ensuring the efficient use of AWS resources.
  • Security: Ensure that all solutions adhere to industry best practices for security, including data protection, access controls, and encryption.
  • Documentation: Create and maintain comprehensive technical documentation, including architecture diagrams, API documentation, and deployment guides.
  • Problem Solving: Diagnose and resolve complex technical issues in production environments, ensuring minimal downtime and disruption.
  • Continuous Improvement: Stay updated with the latest trends and best practices in Python, AWS serverless technologies, and fintech/banking technology stacks, and apply this knowledge to improve our systems.

Qualifications:

  • Experience:
  • o Minimum of 10 years of experience in back-end software development, with at least 6 years of hands-on experience in Python.
  • o Extensive experience with AWS serverless technologies, including Lambda, DynamoDB, API Gateway, SNS, SQS, S3, ECS, EKS and other related services.
  • o Proven experience in leading technical teams and delivering complex, scalable cloud-based solutions in the fintech or banking sectors.

Technical Skills:

  • o Strong proficiency in Python and related frameworks (e.g., Flask, Django).
  • o Deep understanding of AWS serverless architecture and best practices.
  • o Experience with infrastructure as code (IaC) tools such as AWS CloudFormation or Terraform.
  • o Familiarity with RESTful APIs, microservices architecture, and event-driven systems.
  • o Knowledge of DevOps practices, including CI/CD pipelines, automated testing, and monitoring using AWS services (e.g., CodePipeline, CloudWatch, X-Ray).

Leadership:

  • o Demonstrated ability to lead and mentor engineering teams, fostering a culture of collaboration, innovation, and continuous improvement.

Problem-Solving:

  • o Strong analytical and problem-solving skills, with the ability to troubleshoot and resolve complex technical issues in a fast-paced environment.

Communication:

  • o Excellent verbal and written communication skills, with the ability to effectively convey technical concepts to both technical and non-technical stakeholders.

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